858491721

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{4603}}^1$

素因数の和:4702

約数の個数: 48

約数和(自身を含む): 1396227456

約数和(自身を除く): 537735735

約数列:

[1, 3, 9, 17, 23, 51, 53, 69, 153, 159, 207, 391, 477, 901, 1173, 1219, 2703, 3519, 3657, 4603, 8109, 10971, 13809, 20723, 41427, 62169, 78251, 105869, 186507, 234753, 243959, 317607, 704259, 731877, 952821, 1799773, 2195631, 4147303, 5399319, 5611057, 12441909, 16197957, 16833171, 37325727, 50499513, 95387969, 286163907, 858491721]

約数ペア:

[(1, 858491721), (3, 286163907), (9, 95387969), (17, 50499513), (23, 37325727), (51, 16833171), (53, 16197957), (69, 12441909), (153, 5611057), (159, 5399319), (207, 4147303), (391, 2195631), (477, 1799773), (901, 952821), (1173, 731877), (1219, 704259), (2703, 317607), (3519, 243959), (3657, 234753), (4603, 186507), (8109, 105869), (10971, 78251), (13809, 62169), (20723, 41427)]